| Patents for C09K 8 - Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations (31,745) |
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| 07/18/2006 | CA2197360C Biopolymer/oil suspension compositions utilized in aqueous-based fluids used in the oil service industry including completion and drilling fluids |
| 07/13/2006 | WO2006073780A2 Remote delivery of latex drag-reducing agent |
| 07/13/2006 | US20060154829 Hydrocarbon recovery |
| 07/13/2006 | US20060151171 Delayed-gelation solution |
| 07/13/2006 | US20060151168 Methods of preparing and using coated particulates |
| 07/12/2006 | EP1373680B1 Method of well treatment |
| 07/12/2006 | EP1366269B1 Improved electron transfer agents in well acidizing compositions and methods |
| 07/12/2006 | EP1257729B1 Foaming agents for use in coal seam reservoirs |
| 07/12/2006 | EP0857246B1 Means and method for the preparation of sealings in oil and gas wells |
| 07/12/2006 | CN1800294A Antifreezing type filtrate reducer and its preparation method |
| 07/12/2006 | CN1800159A Narrow distillate alpha-olefin derived alkylbenzene sulfonate and its synthesis method and uses |
| 07/12/2006 | CN1800158A Alkylaryl sulfonate and its preparation method and uses |
| 07/12/2006 | CN1263939C Method for treating hydrocarbon-containing formation |
| 07/12/2006 | CN1263938C Method for treating hydrocarbon-containing formation |
| 07/12/2006 | CA2715597A1 Method of stimulating oil and gas wells using deformable proppants |
| 07/11/2006 | US7073588 Using an acidic treatment fluid containing an acidic fluid and at least one esterquat with the formula : {R(4-m)N+ [(CH2)n O C(O)}p R']m pX-, (R and R'= alkyl, aryl or alkylaryl, X= anion, m=1 to 3, p= at least 1, n=1,6 ) in a subterranean treatment operation to inhibit metal corrosion |
| 07/11/2006 | US7073587 System for increasing productivity of oil, gas and hydrogeological wells |
| 07/11/2006 | US7073586 Contacting oil or gas formation in a sequence with an aqueous solution, a hydrocarbon fluid, a glycol ether solvent, an epoxy resin derived from bisphenols, or a poly phenolic resin (novolac resins) in a glycol ether solvent, and then with a polyamine curing agent |
| 07/11/2006 | US7073585 Cement compositions with improved fluid loss characteristics and methods of cementing in surface and subterranean applications |
| 07/11/2006 | US7073584 Processes for incorporating inert gas in a cement composition containing spherical beads |
| 07/06/2006 | WO2006072069A2 Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications |
| 07/06/2006 | WO2006070174A1 Silicate-containing additives for well bore treatments and associated methods |
| 07/06/2006 | WO2006070173A1 Silicate-containing additives for well bore treatments and associated methods |
| 07/06/2006 | US20060148660 Foamed viscoelastic surfactants |
| 07/06/2006 | US20060148659 Fracturing fluids containing borate esters as crosslinking agents |
| 07/06/2006 | US20060148658 Compositions for reducing the viscosity of treatment fluids |
| 07/06/2006 | US20060148657 Zeolite compositions having enhanced compressive strength |
| 07/06/2006 | US20060148656 Silicate-containing additives for well bore treatments and associated methods |
| 07/06/2006 | US20060148655 Use of a selected legume starch in an industrial fluid |
| 07/06/2006 | US20060148654 Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom |
| 07/06/2006 | US20060144595 Remote delivery of latex drag-reducing agent |
| 07/06/2006 | US20060144300 Cement comprising anisotropic polymer particles, cementitious paste, consolidated material, preparation and uses |
| 07/06/2006 | CA2784248A1 Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications |
| 07/06/2006 | CA2531004A1 Compositions for reducing the viscosity of treatment fluids |
| 07/05/2006 | EP1676897A1 Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom |
| 07/05/2006 | EP1676896A1 Process for transporting hydrates suspended in plant effluents using a non-polluting additiv |
| 07/05/2006 | EP1676831A1 N,N-dialkylpolyhydroxyalkylamines |
| 07/05/2006 | EP1675928A1 Emulsifiers for drilling fluids |
| 07/05/2006 | EP1417277B1 High density thermally stable well fluids |
| 07/05/2006 | EP1252263A4 Inhibition of asphaltene deposition in crude oil production systems |
| 07/05/2006 | CN1796485A Di-benzene, di-aether type surfactant, formula system and application in tertiary oil extraction |
| 07/05/2006 | CN1796484A Method for prepaing granular profile control agent in copolymerization crosslinking type |
| 07/05/2006 | CN1262622C Lower damage acidification system for high temperature carbonate reservoir |
| 07/05/2006 | CN1262621C Comb shaped antisalt polymer thickening agent |
| 07/04/2006 | US7071150 Biodegradable lubricating composition and uses thereof, in particular in a bore fluid |
| 07/04/2006 | CA2441474C Composition and method for inhibition of formation of gas hydrates |
| 07/04/2006 | CA2318635C Method of cleaning a well bore prior to cementing |
| 07/04/2006 | CA2301771C Method and compound for inhibiting the plugging of conduits by gas hydrates |
| 07/04/2006 | CA2296357C Methods for deposition of materials in underground reservoirs |
| 06/29/2006 | US20060142166 Method using particulate chelates to stimulate production of petroleum in carbonate formations |
| 06/29/2006 | US20060142165 Methods and compositions for treating subterranean formations using sulfonated gelling agent polymers |
| 06/29/2006 | US20060137876 Zeolite compositions having enhanced compressive strength |
| 06/28/2006 | EP1673417A2 Solid-liquid separation of oil-based muds |
| 06/28/2006 | EP1673405A1 Superabsorbent polymer aqueous paste and coating |
| 06/28/2006 | EP1274883B1 Corrosion inhibitor |
| 06/28/2006 | EP1144349B1 Isomerization process |
| 06/28/2006 | CN1793278A Silicon fluorine anti-falldown filter agent for drilling fluid |
| 06/28/2006 | CN1261670C Uses of mono-molecular monoquaternary ammonium salt and mono-molecular polyqualernary ammonium salts |
| 06/27/2006 | US7067461 Aqueous solution containing polyoxypropylene glycol carrier; oil and gas wells |
| 06/27/2006 | US7067460 Rheology; flow control agents; controlling deposits of shale |
| 06/27/2006 | US7067459 A fracturing fluid contains an aqueous fluid, a guar polymer, a cross-linking agent capable of increasing the viscosity of the fracturing fluid by cross-linking the polymer, a breaking agent, anda gas hydrate controller which is dialkylaminoethyl methacrylate or vinyl amide homo or copolymers |
| 06/27/2006 | US7067445 Extended particle size distribution ceramic fracturing proppant |
| 06/27/2006 | US7067004 Slurry of water and grout; one-package; mixture of bentonite, silica and graphite flakes; heat exchanging loop in soil; supplying slurry |
| 06/27/2006 | US7066285 Method and composition for preventing or treating lost circulation |
| 06/27/2006 | US7066260 Dissolving filter cake |
| 06/27/2006 | US7066258 Reduced-density proppants and methods of using reduced-density proppants to enhance their transport in well bores and fractures |
| 06/27/2006 | CA2259575C Use of oil and gas field chemicals |
| 06/27/2006 | CA2243835C A process for the thermo-hydraulic control of gas hydrates |
| 06/22/2006 | WO2006065990A1 High density brines for use in wellbore fluids |
| 06/22/2006 | WO2006064440A1 Viscoelastic surfactant rheology modification |
| 06/22/2006 | WO2006064185A1 Methods of using cement compositions comprising phosphate compounds in subterranean formations |
| 06/22/2006 | WO2006045456A8 Use of ethoxylated amidoamines as emulsifiers in drilling fluids |
| 06/22/2006 | US20060135372 Controlled degradation of filtercakes and other downhole compositions |
| 06/22/2006 | DE102004048778B3 Korrosions-und Gashydratinhibitoren mit erhöhter biologischer Abbaubarkeit und verminderter Toxizität Corrosion and gas hydrate inhibitors with increased biodegradability and reduced toxicity |
| 06/22/2006 | CA2602004A1 High density brines for use in wellbore fluids |
| 06/22/2006 | CA2575501A1 Viscoelastic surfactant rheology modification |
| 06/21/2006 | EP1671012A1 Oil-well cement slurry |
| 06/21/2006 | EP1670871A1 Fluid loss control and sealing agent for drilling depleted sand formations |
| 06/21/2006 | EP1056693B1 Anionic surfactants based on alkene sulfonic acid |
| 06/21/2006 | CN1789368A Papermaking black liquor modified oil displacement agent |
| 06/20/2006 | US7063738 Permeable cements |
| 06/20/2006 | US7063176 Membrane forming in-situ polymerization for water based drilling fluid |
| 06/20/2006 | US7063154 Methods of treating subterranean zones and treating fluids therefor |
| 06/20/2006 | US7063153 fluid loss control polymer additive from an unsaturated sulfonic acid, unsaturated carboxy acid or anhydride, vinyl amide, hydrocarbylenebis- acrylate or acrylamide, and optionally an unsaturated ether or allyl alcohol |
| 06/20/2006 | US7063151 Methods of preparing and using coated particulates |
| 06/20/2006 | US7063150 Methods for preparing slurries of coated particulates |
| 06/20/2006 | CA2207594C Method for controlling gas hydrates in fluid mixtures |
| 06/20/2006 | CA2130591C Effective hydrocarbon blend for removing asphaltenes |
| 06/17/2006 | CA2529396A1 Methods and compositions for thermal insulations |
| 06/15/2006 | WO2006061561A1 Oilwell sealant compositions comprising alkali swellable latex |
| 06/15/2006 | WO2006061556A1 Enhanced slurrification method |
| 06/15/2006 | WO2006061553A1 Methods for controlling migration of particulates in a subterranean formation |
| 06/15/2006 | WO2006061551A1 Low-quality particulates and methods of making and using improved low-quality particulates |
| 06/15/2006 | WO2005094552A3 Method for increasing the production of hydrocarbon liquids and gases |
| 06/15/2006 | WO2005080749A3 Resin compositions and methods of using resin compositions to control proppant flow-back |
| 06/15/2006 | US20060128990 Non-corrosive amphoteric surfactants and method of well treatment |
| 06/15/2006 | US20060127301 Process for the preparation of cabr2 hydrates and uses thereof |
| 06/15/2006 | US20060124361 Method of pumping drill cuttings and dual cylinder positive displacement pump for moving drill cuttings |
| 06/15/2006 | CA2629289A1 Enhanced slurrification method |
| 06/15/2006 | CA2590976A1 Low-quality particulates and methods of making and using improved low-quality particulates |